Why is research, or data collection such an important part of an OD process? Question options: this stage pays the most

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Why is research, or data collection such an important part of anOD process?
Question options:
this stage pays the most for the OD consultant
the entire OD process rests on the validity and reliability ofthe data
it is the first and quickest of the steps in the process, so theorganization can begin to get a "feel" for what is going tohappen
it will put fear in the employees, which will, in turn, ensurethat they do what the OD consultant says
all of the above